[Pyxida-cvs-commits] Pyxida/lib/jpcap-0.5.1-lib/sample Tcpdump.java, NONE, 1.1 SendICMP.java, NONE, 1.1 ARP.java, NONE, 1.1 SendTCP.java, NONE, 1.1 SendUDP.java, NONE, 1.1 Traceroute.java, NONE, 1.1

[Peter P. <pr...@us...>]

Update of /cvsroot/pyxida/Pyxida/lib/jpcap-0.5.1-lib/sample
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv13312/lib/jpcap-0.5.1-lib/sample

Added Files:
	Tcpdump.java SendICMP.java ARP.java SendTCP.java SendUDP.java 
	Traceroute.java 
Log Message:
Added remaining Jpcap files (java sources + docs)


--- NEW FILE: Traceroute.java ---


import java.net.Inet4Address;
import java.net.InetAddress;
import java.net.URL;
import java.util.Arrays;

import jpcap.JpcapCaptor;
import jpcap.JpcapSender;
import jpcap.NetworkInterface;
import jpcap.NetworkInterfaceAddress;
import jpcap.packet.EthernetPacket;
import jpcap.packet.ICMPPacket;
import jpcap.packet.IPPacket;
import jpcap.packet.Packet;

public class Traceroute {
	public static void main(String[] args) throws Exception{
		if(args.length<2){
			System.out.println("Usage: java Traceroute <device index (e.g., 0, 1..)> <target host address>");
			System.exit(0);
		}
		
		//initialize Jpcap
		NetworkInterface device=JpcapCaptor.getDeviceList()[Integer.parseInt(args[0])];
		JpcapCaptor captor=JpcapCaptor.openDevice(device,2000,false,5000);
		InetAddress thisIP=null;
		for(NetworkInterfaceAddress addr:device.addresses)
			if(addr.address instanceof Inet4Address){
				thisIP=addr.address;
				break;
			}
		
		//obtain MAC address of the default gateway
		InetAddress pingAddr=InetAddress.getByName("www.microsoft.com");
		captor.setFilter("tcp and dst host "+pingAddr.getHostAddress(),true);
		byte[] gwmac=null;
		while(true){
			new URL("http://www.microsoft.com").openStream().close();
			Packet ping=captor.getPacket();
			if(ping==null){
				System.out.println("cannot obtain MAC address of default gateway.");
				System.exit(-1);
			}else if(Arrays.equals(((EthernetPacket)ping.datalink).dst_mac,device.mac_address))
					continue;
			gwmac=((EthernetPacket)ping.datalink).dst_mac;
			break;
		}
		
		//create ICMP packet
		ICMPPacket icmp=new ICMPPacket();
		icmp.type=ICMPPacket.ICMP_ECHO;
		icmp.seq=100;
		icmp.id=0;
		icmp.setIPv4Parameter(0,false,false,false,0,false,false,false,0,0,0,IPPacket.IPPROTO_ICMP,
				thisIP,InetAddress.getByName(args[1]));
		icmp.data="data".getBytes();
		
		EthernetPacket ether=new EthernetPacket();
		ether.frametype=EthernetPacket.ETHERTYPE_IP;
		ether.src_mac=device.mac_address;
		ether.dst_mac=gwmac;
		icmp.datalink=ether;
		
		captor.setFilter("icmp and dst host "+thisIP.getHostAddress(),true);
		JpcapSender sender=captor.getJpcapSenderInstance();
		//JpcapSender sender=JpcapSender.openDevice(device);
		sender.sendPacket(icmp);
		while(true){
			ICMPPacket p=(ICMPPacket) captor.getPacket();
			//System.out.println("received "+p);
			if(p==null){
				System.out.println("Timeout");
			}else if(p.type==ICMPPacket.ICMP_TIMXCEED){
				p.src_ip.getHostName();
				System.out.println(icmp.hop_limit+": "+p.src_ip);
				icmp.hop_limit++;
			}else if(p.type==ICMPPacket.ICMP_UNREACH){
				p.src_ip.getHostName();
				System.out.println(icmp.hop_limit+": "+p.src_ip);
				System.exit(0);
			}else if(p.type==ICMPPacket.ICMP_ECHOREPLY){
				p.src_ip.getHostName();
				System.out.println(icmp.hop_limit+": "+p.src_ip);
				System.exit(0);
			}else continue;
			sender.sendPacket(icmp);
		}
	}
}

--- NEW FILE: SendICMP.java ---
import java.net.InetAddress;

import jpcap.*;
import jpcap.packet.EthernetPacket;
import jpcap.packet.ICMPPacket;
import jpcap.packet.IPPacket;

class SendICMP
{
	public static void main(String[] args) throws java.io.IOException{
		NetworkInterface[] devices = JpcapCaptor.getDeviceList();
		if(args.length<1){
			System.out.println("Usage: java SentICMP <device index (e.g., 0, 1..)>");
			for(int i=0;i<devices.length;i++)
				System.out.println(i+":"+devices[i].name+"("+devices[i].description+")");
			System.exit(0);
		}
		int index=Integer.parseInt(args[0]);
		JpcapSender sender=JpcapSender.openDevice(devices[index]);

		ICMPPacket p=new ICMPPacket();
		p.type=ICMPPacket.ICMP_TSTAMP;
		p.seq=1000;
		p.id=999;
		p.orig_timestamp=123;
		p.trans_timestamp=456;
		p.recv_timestamp=789;
		p.setIPv4Parameter(0,false,false,false,0,false,false,false,0,1010101,100,IPPacket.IPPROTO_ICMP,
			InetAddress.getByName("www.yahoo.com"),InetAddress.getByName("www.amazon.com"));
		p.data="data".getBytes();

		EthernetPacket ether=new EthernetPacket();
		ether.frametype=EthernetPacket.ETHERTYPE_IP;
		ether.src_mac=new byte[]{(byte)0,(byte)1,(byte)2,(byte)3,(byte)4,(byte)5};
		ether.dst_mac=new byte[]{(byte)0,(byte)6,(byte)7,(byte)8,(byte)9,(byte)10};
		p.datalink=ether;

		//for(int i=0;i<10;i++)
			sender.sendPacket(p);
	}
}
--- NEW FILE: ARP.java ---
(This appears to be a binary file; contents omitted.)

--- NEW FILE: Tcpdump.java ---
import jpcap.*;
import jpcap.packet.Packet;

class Tcpdump implements PacketReceiver {
	public void receivePacket(Packet packet) {
		System.out.println(packet);
	}

	public static void main(String[] args) throws Exception {
		NetworkInterface[] devices = JpcapCaptor.getDeviceList();
		if(args.length<1){
			System.out.println("usage: java Tcpdump <select a number from the following>");
			
			for (int i = 0; i < devices.length; i++) {
				System.out.println(i+" :"+devices[i].name + "(" + devices[i].description+")");
				System.out.println("    data link:"+devices[i].datalink_name + "("
						+ devices[i].datalink_description+")");
				System.out.print("    MAC address:");
				for (byte b : devices[i].mac_address)
					System.out.print(Integer.toHexString(b&0xff) + ":");
				System.out.println();
				for (NetworkInterfaceAddress a : devices[i].addresses)
					System.out.println("    address:"+a.address + " " + a.subnet + " "
							+ a.broadcast);
			}
		}else{
			JpcapCaptor jpcap = JpcapCaptor.openDevice(devices[Integer.parseInt(args[0])], 2000, false, 20);
	
			jpcap.loopPacket(-1, new Tcpdump());
		}
	}
}

--- NEW FILE: SendUDP.java ---
import java.net.InetAddress;

import jpcap.*;
import jpcap.packet.EthernetPacket;
import jpcap.packet.IPPacket;
import jpcap.packet.UDPPacket;

class SendUDP
{
	public static void main(String[] args) throws java.io.IOException{
		NetworkInterface[] devices = JpcapCaptor.getDeviceList();
		if(args.length<1){
			System.out.println("Usage: java SentUDP <device index (e.g., 0, 1..)>");
			for(int i=0;i<devices.length;i++)
				System.out.println(i+":"+devices[i].name+"("+devices[i].description+")");
			System.exit(0);
		}
		int index=Integer.parseInt(args[0]);
		JpcapSender sender=JpcapSender.openDevice(devices[index]);

		UDPPacket p=new UDPPacket(12345,54321);
		p.setIPv4Parameter(0,false,false,false,0,false,false,false,0,1010101,100,IPPacket.IPPROTO_UDP,
			InetAddress.getByName("www.yahoo.com"),InetAddress.getByName("www.google.com"));
		p.data="data".getBytes();

		EthernetPacket ether=new EthernetPacket();
		ether.frametype=EthernetPacket.ETHERTYPE_IP;
		ether.src_mac=new byte[]{(byte)0,(byte)1,(byte)2,(byte)3,(byte)4,(byte)5};
		ether.dst_mac=new byte[]{(byte)0,(byte)6,(byte)7,(byte)8,(byte)9,(byte)10};
		p.datalink=ether;

		for(int i=0;i<10;i++)
			sender.sendPacket(p);
	}
}
--- NEW FILE: SendTCP.java ---
import java.net.InetAddress;

import jpcap.*;
import jpcap.packet.EthernetPacket;
import jpcap.packet.IPPacket;
import jpcap.packet.TCPPacket;

class SendTCP
{
	public static void main(String[] args) throws java.io.IOException{
		NetworkInterface[] devices = JpcapCaptor.getDeviceList();
		if(args.length<1){
			System.out.println("Usage: java SentTCP <device index (e.g., 0, 1..)>");
			for(int i=0;i<devices.length;i++)
				System.out.println(i+":"+devices[i].name+"("+devices[i].description+")");
			System.exit(0);
		}
		int index=Integer.parseInt(args[0]);
		JpcapSender sender=JpcapSender.openDevice(devices[index]);

		TCPPacket p=new TCPPacket(12,34,56,78,false,false,false,false,true,true,true,true,10,10);
		p.setIPv4Parameter(0,false,false,false,0,false,false,false,0,1010101,100,IPPacket.IPPROTO_TCP,
			InetAddress.getByName("www.microsoft.com"),InetAddress.getByName("www.google.com"));
		p.data="data".getBytes();

		EthernetPacket ether=new EthernetPacket();
		ether.frametype=EthernetPacket.ETHERTYPE_IP;
		ether.src_mac=new byte[]{(byte)0,(byte)1,(byte)2,(byte)3,(byte)4,(byte)5};
		ether.dst_mac=new byte[]{(byte)0,(byte)6,(byte)7,(byte)8,(byte)9,(byte)10};
		p.datalink=ether;

		for(int i=0;i<10;i++)
			sender.sendPacket(p);
	}
}